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80 MW Natural Gas operating in Ascension, LA
80 MW
Nameplate Capacity
2
Generators
units
Natural Gas Fired Combustion Turbine
Technology
2002
Operating Since
Coordinates
30.1878, -90.9842
County
Ascension, LA
Nearby Plants
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| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Shell Chemical LP - Geismar | — | — |
| Owner(s) | Shell Chemical LP - Geismar | — | — |
| Status | Operating | — | — |
Shell Chemical is an 80 MW natural gas-fired power plant located in Ascension County, Louisiana. The plant began operating in 2002 and consists of two natural gas-fired combustion turbine generators. It is owned and operated by Shell Chemical LP - Geismar. The plant is connected to the Midcontinent Independent Transmission System Operator, Inc. (MISO) balancing authority and is within the SERC Reliability Corporation NERC region.
In the most recent year of record, Shell Chemical generated 572,325 MWh of electricity, achieving a capacity factor of 81.4%. The plant ranks 36th out of 51 power plants in Louisiana and 1002nd out of 1963 plants nationally.
Generated from EIA, GEM, and public data sources
ISO/RTO
MISO
Market
ISO/RTO Member
NERC Region
SERC — SERC Reliability Corporation
Balancing Authority
Midcontinent Independent Transmission System Operator, Inc.. (MISO)
Grid Voltage
230.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Industrial
Sector
Industrial CHP
Historic generation and capacity factor for this asset — the foundation for forward forecasts on the InfraSure platform.
44.1K MWh
Latest Month
572.3K MWh
Annual Generation
81.4%
Capacity Factor
Forward-looking generation outlook with probabilistic ranges across weather, demand, and policy scenarios. Powered by InfraSure's generation modeling stack.
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CO₂ Intensity
614 lb/MWh
NOx
2 lb/MWh
SO₂
0.017 lb/MWh
CH₄
0.012 lb/MWh
N₂O
0.001 lb/MWh
Capacity Factor
80.0%
Annual Net Gen
560 GWh
CO₂eq
614 lb/MWh
Subregion
SERC Mississippi Valley
2013
$965/kW
Est. Construction Cost
Total estimated cost: $77.2M
Forward revenue, DSCR bands, and refinancing risk projected under price, demand, and policy scenarios. Powered by InfraSure's asset cashflow stack.
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Market Position
ISO/RTO Market
MISO
LMP Node
EES.GEISMAR
Pricing Hub
LOUISIANA.HUB
Location Type
Generation Node
Node Source
Curated node match
Last updated 2026-03-26
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